src/mac/carbon/dcprint.cpp

   1 /////////////////////////////////////////////////////////////////////////////
   2 // Name:        src/mac/carbon/dcprint.cpp
   3 // Purpose:     wxPrinterDC class
   4 // Author:      Julian Smart
   5 // Modified by:
   6 // Created:     01/02/97
   7 // RCS-ID:      $Id$
   8 // Copyright:   (c) Julian Smart
   9 // Licence:     wxWindows licence
  10 /////////////////////////////////////////////////////////////////////////////
  11
  12 // For compilers that support precompilation, includes "wx.h".
  13 #include "wx/wxprec.h"
  14
  15 #if wxUSE_PRINTING_ARCHITECTURE
  16
  17 #ifdef __BORLANDC__
  18     #pragma hdrstop
  19 #endif
  20
  21 #include "wx/dcprint.h"
  22
  23 #ifndef WX_PRECOMP
  24 #endif
  25
  26 #include "wx/msgdlg.h"
  27 #include "wx/math.h"
  28 #include "wx/mac/uma.h"
  29 #include "wx/mac/private/print.h"
  30
  31 IMPLEMENT_CLASS(wxPrinterDC, wxDC)
  32
  33 class wxNativePrinterDC
  34 {
  35 public :
  36     wxNativePrinterDC() {}
  37     virtual ~wxNativePrinterDC() {}
  38     virtual bool StartDoc(  wxPrinterDC* dc , const wxString& message ) = 0;
  39     virtual void EndDoc( wxPrinterDC* dc ) = 0;
  40     virtual void StartPage( wxPrinterDC* dc ) = 0;
  41     virtual void EndPage( wxPrinterDC* dc ) = 0;
  42     virtual wxCoord GetMaxX() const = 0 ;
  43     virtual wxCoord GetMaxY() const = 0 ;
  44     // returns 0 in case of no Error, otherwise platform specific error codes
  45     virtual wxUint32 GetStatus() const = 0 ;
  46     bool Ok() { return GetStatus() == 0 ; }
  47
  48     static wxNativePrinterDC* Create(wxPrintData* data) ;
  49 } ;
  50
  51 class wxMacCarbonPrinterDC : public wxNativePrinterDC
  52 {
  53 public :
  54     wxMacCarbonPrinterDC( wxPrintData* data ) ;
  55     ~wxMacCarbonPrinterDC() ;
  56     virtual bool StartDoc(  wxPrinterDC* dc , const wxString& message ) ;
  57     virtual void EndDoc( wxPrinterDC* dc ) ;
  58     virtual void StartPage( wxPrinterDC* dc ) ;
  59     virtual void EndPage( wxPrinterDC* dc ) ;
  60     virtual wxCoord GetMaxX() const { return m_maxX ; }
  61     virtual wxCoord GetMaxY() const { return m_maxY ; }
  62     virtual wxUint32 GetStatus() const { return m_err ; }
  63 private :
  64     GrafPtr m_macPrintFormerPort ;
  65     wxCoord m_maxX ;
  66     wxCoord m_maxY ;
  67     OSStatus m_err ;
  68 } ;
  69
  70 wxMacCarbonPrinterDC::wxMacCarbonPrinterDC( wxPrintData* data )
  71 {
  72     ::GetPort( & m_macPrintFormerPort ) ;
  73
  74     m_err = noErr ;
  75     wxMacCarbonPrintData *native = (wxMacCarbonPrintData*) data->GetNativeData() ;
  76
  77     PMRect rPage;
  78     m_err = PMGetAdjustedPageRect(native->m_macPageFormat, &rPage);
  79     if ( m_err != noErr )
  80         return;
  81
  82     m_maxX = wxCoord(rPage.right - rPage.left) ;
  83     m_maxY = wxCoord(rPage.bottom - rPage.top);
  84 }
  85
  86 wxMacCarbonPrinterDC::~wxMacCarbonPrinterDC()
  87 {
  88     // nothing to release from print data, as wxPrinterDC has all data in its wxPrintData member
  89     ::SetPort( m_macPrintFormerPort ) ;
  90 }
  91
  92 wxNativePrinterDC* wxNativePrinterDC::Create(wxPrintData* data)
  93 {
  94     return new wxMacCarbonPrinterDC(data) ;
  95 }
  96
  97 bool wxMacCarbonPrinterDC::StartDoc(  wxPrinterDC* dc , const wxString& WXUNUSED(message)  )
  98 {
  99     if ( m_err )
 100         return false ;
 101
 102     wxMacCarbonPrintData *native = (wxMacCarbonPrintData*) dc->GetPrintData().GetNativeData() ;
 103
 104 #if wxMAC_USE_CORE_GRAPHICS
 105     {
 106         CFStringRef s[1] = { kPMGraphicsContextCoreGraphics };
 107         CFArrayRef  graphicsContextsArray = CFArrayCreate(NULL, (const void**)s, 1, &kCFTypeArrayCallBacks);
 108         PMSessionSetDocumentFormatGeneration(native->m_macPrintSession, kPMDocumentFormatPDF, graphicsContextsArray, NULL);
 109         CFRelease(graphicsContextsArray);
 110     }
 111 #endif
 112
 113     m_err = PMSessionBeginDocument(native->m_macPrintSession,
 114               native->m_macPrintSettings,
 115               native->m_macPageFormat);
 116     if ( m_err != noErr )
 117         return false;
 118
 119     PMRect rPage;
 120     m_err = PMGetAdjustedPageRect(native->m_macPageFormat, &rPage);
 121     if ( m_err != noErr )
 122         return false;
 123
 124     m_maxX = (wxCoord)(rPage.right - rPage.left);
 125     m_maxY = (wxCoord)(rPage.bottom - rPage.top);
 126     return true ;
 127 }
 128
 129 void wxMacCarbonPrinterDC::EndDoc( wxPrinterDC* dc )
 130 {
 131     if ( m_err )
 132         return ;
 133
 134     wxMacCarbonPrintData *native = (wxMacCarbonPrintData*) dc->GetPrintData().GetNativeData() ;
 135
 136     m_err = PMSessionEndDocument(native->m_macPrintSession);
 137 }
 138
 139 void wxMacCarbonPrinterDC::StartPage( wxPrinterDC* dc )
 140 {
 141     if ( m_err )
 142         return ;
 143
 144     wxMacCarbonPrintData *native = (wxMacCarbonPrintData*) dc->GetPrintData().GetNativeData() ;
 145
 146     m_err = PMSessionBeginPage(native->m_macPrintSession,
 147                  native->m_macPageFormat,
 148                  nil);
 149
 150 #if wxMAC_USE_CORE_GRAPHICS
 151     CGContextRef pageContext;
 152 #endif
 153     if ( m_err == noErr )
 154     {
 155 #if wxMAC_USE_CORE_GRAPHICS
 156         m_err = PMSessionGetGraphicsContext(native->m_macPrintSession,
 157                                             kPMGraphicsContextCoreGraphics,
 158                                             (void**) &pageContext );
 159         dc->MacSetCGContext(pageContext) ;
 160 #else
 161         m_err = PMSessionGetGraphicsContext(native->m_macPrintSession,
 162                                             kPMGraphicsContextQuickdraw,
 163                                             (void**) &dc->m_macPort );
 164 #endif
 165     }
 166
 167     if ( m_err != noErr )
 168     {
 169         PMSessionEndPage(native->m_macPrintSession);
 170         PMSessionEndDocument(native->m_macPrintSession);
 171     }
 172     else
 173     {
 174         PMRect rPage;
 175
 176         m_err = PMGetAdjustedPageRect(native->m_macPageFormat, &rPage);
 177         if ( !m_err )
 178         {
 179 #if wxMAC_USE_CORE_GRAPHICS
 180             PMRect paperRect ;
 181             PMGetAdjustedPaperRect( native->m_macPageFormat , &paperRect ) ;
 182             CGContextTranslateCTM( pageContext , -paperRect.left , -paperRect.top + ( rPage.bottom - rPage.top ) ) ;
 183             CGContextScaleCTM( pageContext , 1 , -1 ) ;
 184             CGContextSaveGState( pageContext ) ;
 185 #else
 186             dc->m_macLocalOrigin.x = (int) rPage.left;
 187             dc->m_macLocalOrigin.y = (int) rPage.top;
 188 #endif
 189         }
 190         // since this is a non-critical error, we set the flag back
 191         m_err = noErr ;
 192     }
 193 }
 194
 195 void wxMacCarbonPrinterDC::EndPage( wxPrinterDC* dc )
 196 {
 197     if ( m_err )
 198         return ;
 199
 200     wxMacCarbonPrintData *native = (wxMacCarbonPrintData*) dc->GetPrintData().GetNativeData() ;
 201
 202     m_err = PMSessionEndPage(native->m_macPrintSession);
 203     if ( m_err != noErr )
 204     {
 205         PMSessionEndDocument(native->m_macPrintSession);
 206     }
 207 }
 208
 209 wxPrinterDC::wxPrinterDC(const wxPrintData& printdata)
 210 {
 211     m_ok = false ;
 212     m_printData = printdata ;
 213     m_printData.ConvertToNative() ;
 214     m_nativePrinterDC = wxNativePrinterDC::Create( &m_printData ) ;
 215     if ( m_nativePrinterDC )
 216     {
 217         m_ok = m_nativePrinterDC->Ok() ;
 218         if ( !m_ok )
 219         {
 220             wxString message ;
 221             message.Printf( wxT("Print Error %u"), m_nativePrinterDC->GetStatus() ) ;
 222             wxMessageDialog dialog( NULL , message , wxEmptyString, wxICON_HAND | wxOK) ;
 223             dialog.ShowModal();
 224         }
 225 #if wxMAC_USE_CORE_GRAPHICS
 226         // the cgContext will only be handed over page by page
 227         m_graphicContext = new wxMacCGContext() ;
 228 #endif
 229     }
 230 }
 231
 232 wxPrinterDC::~wxPrinterDC(void)
 233 {
 234 #if wxMAC_USE_CORE_GRAPHICS
 235     // this context was borrowed
 236     ((wxMacCGContext*)(m_graphicContext))->SetNativeContext( NULL ) ;
 237 #endif
 238     delete m_nativePrinterDC ;
 239 }
 240
 241 #if wxMAC_USE_CORE_GRAPHICS
 242 void wxPrinterDC::MacSetCGContext( void * cg )
 243 {
 244     ((wxMacCGContext*)(m_graphicContext))->SetNativeContext( (CGContextRef) cg ) ;
 245     m_graphicContext->SetPen( m_pen ) ;
 246     m_graphicContext->SetBrush( m_brush ) ;
 247 }
 248 #endif
 249 bool wxPrinterDC::StartDoc( const wxString& message )
 250 {
 251     wxASSERT_MSG( Ok() , wxT("Called wxPrinterDC::StartDoc from an invalid object") ) ;
 252
 253     if ( !m_ok )
 254         return false ;
 255
 256     if ( m_nativePrinterDC->StartDoc(this, message ) )
 257     {
 258         // in case we have to do additional things when successful
 259     }
 260     m_ok = m_nativePrinterDC->Ok() ;
 261     if ( !m_ok )
 262     {
 263         wxString message ;
 264         message.Printf( wxT("Print Error %u"), m_nativePrinterDC->GetStatus() ) ;
 265         wxMessageDialog dialog( NULL , message , wxEmptyString, wxICON_HAND | wxOK) ;
 266         dialog.ShowModal();
 267     }
 268
 269     return m_ok ;
 270 }
 271
 272 void wxPrinterDC::EndDoc(void)
 273 {
 274     if ( !m_ok )
 275         return ;
 276
 277     m_nativePrinterDC->EndDoc( this ) ;
 278     m_ok = m_nativePrinterDC->Ok() ;
 279
 280     if ( !m_ok )
 281     {
 282         wxString message ;
 283         message.Printf( wxT("Print Error %u"), m_nativePrinterDC->GetStatus() ) ;
 284         wxMessageDialog dialog( NULL , message , wxEmptyString, wxICON_HAND | wxOK) ;
 285         dialog.ShowModal();
 286     }
 287 }
 288
 289 void wxPrinterDC::StartPage(void)
 290 {
 291     if ( !m_ok )
 292         return ;
 293
 294     m_logicalFunction = wxCOPY;
 295     //  m_textAlignment = wxALIGN_TOP_LEFT;
 296     m_backgroundMode = wxTRANSPARENT;
 297
 298     m_textForegroundColour = *wxBLACK;
 299     m_textBackgroundColour = *wxWHITE;
 300     m_pen = *wxBLACK_PEN;
 301     m_font = *wxNORMAL_FONT;
 302     m_brush = *wxTRANSPARENT_BRUSH;
 303     m_backgroundBrush = *wxWHITE_BRUSH;
 304 #if !wxMAC_USE_CORE_GRAPHICS
 305     m_macFontInstalled = false ;
 306     m_macBrushInstalled = false ;
 307     m_macPenInstalled = false ;
 308 #endif
 309
 310     m_nativePrinterDC->StartPage(this) ;
 311     m_ok = m_nativePrinterDC->Ok() ;
 312
 313 }
 314
 315 void wxPrinterDC::EndPage(void)
 316 {
 317     if ( !m_ok )
 318         return ;
 319
 320     m_nativePrinterDC->EndPage(this) ;
 321     m_ok = m_nativePrinterDC->Ok() ;
 322 }
 323
 324 void wxPrinterDC::DoGetSize(int *width, int *height) const
 325 {
 326     wxCHECK_RET( m_ok , _T("GetSize() doesn't work without a valid wxPrinterDC") );
 327
 328     if ( width )
 329         * width = m_nativePrinterDC->GetMaxX() ;
 330     if ( height )
 331         * height = m_nativePrinterDC->GetMaxY() ;
 332 }
 333
 334 #endif